<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<script src="./vue.js"></script>
</head>
<body>
<div id="app">
<label>
第一个数 <input type="text" v-model="first">
</label>
<br>
<label>
第二个数 <input type="text" v-model="second">
</label>
<br>
<input type="button" value="+" @click='add'>
<input type="button" value="-" @click='sub'>
<input type="button" value="*" @click='mul'>
<input type="button" value="/" @click='div'>
<br>
<label>
计算结果 <input type="text" v-model="res">
</label>
</div>
<script>
new Vue({
el: '#app',
data: {
first:'',
second:'',
res:''
},
methods: {
add() {
this.res = parseInt(this.first) + parseInt(this.second);
},
sub(){
this.res = parseInt(this.first) - parseInt(this.second);
},
mul() {
this.res = parseInt(this.first) * parseInt(this.second);
},
div() {
this.res = parseInt(this.first) / parseInt(this.second);
}
}
});
</script>
</body>
</html>